Arsenal and Barca are worlds apart

With the remaining round-of-16 matches on the horizon, ESPN FC's Alejandro Moreno predicts which teams will move on to the quarterfinals.The most recent time Arsenal came to the Camp Nou, back in 2011, there was intense drama, loads of it, both on and off the pitch. That helps chart the gulf that has opened between the two clubs since they met in the 2006 Champions League Final.

Since Juliano Belletti's dramatic late goal in Paris, a strike that ensured Arsene Wenger's valiant 10-man effort yielded nothing but praise, Arsenal have won four trophies over nearly 10 long years. Half of those trophies have been Community Shields.

Over the same decade, Barcelona have lifted silverware 22 times,…